Achieve the ability to call the Android phone's camera

Very simple, just go to the example.

1 XML

1 <Relativelayoutxmlns:android= "Http://schemas.android.com/apk/res/android"2 Xmlns:tools= "Http://schemas.android.com/tools"3 Android:layout_width= "Match_parent"4 Android:layout_height= "Match_parent"5 Android:paddingbottom= "@dimen/activity_vertical_margin"6 Android:paddingleft= "@dimen/activity_horizontal_margin"7 Android:paddingright= "@dimen/activity_horizontal_margin"8 Android:paddingtop= "@dimen/activity_vertical_margin"9 Tools:context=". Mainactivity " >Ten  One     <Button A         Android:id= "@+id/btntakepic" - Android:layout_width= "Wrap_content" - Android:layout_height= "Wrap_content" the Android:text= "Take pictures" /> -  -     <ImageView -         Android:id= "@+id/imgview" + Android:layout_width= "100DP" - Android:layout_height= "100DP" + Android:layout_alignleft= "@+id/btntakepic" A Android:layout_below= "@+id/btntakepic" at Android:layout_margintop= "38DP" /> -  - </Relativelayout>

2 Java code

1  PackageCom.example.takepictrures;2 3 ImportJava.io.ByteArrayOutputStream;4 ImportJava.io.File;5 Importjava.io.IOException;6 ImportJava.text.SimpleDateFormat;7 Importjava.util.Date;8 ImportCom.example.util.saveToSdCard;9 ImportAndroid.net.Uri;Ten ImportAndroid.os.Bundle; One Importandroid.os.Environment; A ImportAndroid.provider.MediaStore; - ImportAndroid.provider.MediaStore.Audio.Media; - Importandroid.app.Activity; the Importandroid.content.ContentValues; - Importandroid.content.Intent; - ImportAndroid.graphics.Bitmap; - Importandroid.graphics.BitmapFactory; + ImportAndroid.view.Menu; - ImportAndroid.view.View; + ImportAndroid.view.View.OnClickListener; A ImportAndroid.widget.Button; at ImportAndroid.widget.ImageView; -  -  Public classMainactivityextendsActivityImplementsOnclicklistener { -  -      Publicbutton button; -     Private Static Final intPhoto_graph = 1;// ???? in      PublicImageView ImageView; -  to @Override +     protected voidonCreate (Bundle savedinstancestate) { -         Super. OnCreate (savedinstancestate); the Setcontentview (r.layout.activity_main); *ImageView = (ImageView) This. Findviewbyid (R.id.imgview); $Button = (Button) This. Findviewbyid (r.id.btntakepic);Panax NotoginsengButton.setonclicklistener ( This); -  the     } +  A @Override the      Public BooleanOncreateoptionsmenu (Menu menu) { +         //inflate the menu; This adds items to the action bar if it is present. - getmenuinflater (). Inflate (R.menu.main, menu); $         return true; $     } -  - @Override the      Public voidOnClick (view view) { -         Switch(View.getid ()) {Wuyi          CaseR.id.btntakepic: theIntent Intent =NewIntent (mediastore.action_image_capture); - Startactivityforresult (Intent, photo_graph); Wu              Break; -  About         default: $              Break; -         } -     } -  A @Override +     protected voidOnactivityresult (intRequestcode,intResultCode, Intent data) { the         if(ResultCode = =NONE) -             return; $  the         if(Requestcode = =photo_graph) { the  theFile picture =NewFile (environment.getexternalstoragedirectory () the+ "/temp.jpg"); -             //Startphotozoom (uri.fromfile (picture)); in         } the  the         if(Data = =NULL) About             return; the  the         //if (Requestcode = = photo_zoom) { the         //Startphotozoom (Data.getdata ()); +         // } -          theString fileName = "";Bayi         if(Requestcode = = 1) { theBundle Extras =Data.getextras (); the             if(Extras! =NULL) { -Bitmap photo = extras.getparcelable ("Data"); -Bytearrayoutputstream stream =NewBytearrayoutputstream (); thePhoto.compress (Bitmap.CompressFormat.JPEG, (), stream);//(0-100)?????? the                  
It's OK to save to SD card here. the                 Try { theFileName =savetosdcard.getfilename (); - savetosdcard.savemybitmap (photo, fileName); the}Catch(IOException e) { the                     //TODO auto-generated Catch block the e.printstacktrace ();94                 } the imageview.setimagebitmap (photo); the             } the         }98         Super. Onactivityresult (Requestcode, ResultCode, data); About     } - 101 102     //Public void Startphotozoom (Uri uri) {103     //Intent Intent = new Intent ("Com.android.camera.action.CROP");104     //Intent.setdataandtype (URI, image_unspecified); the     //Intent.putextra ("Crop", "true");106     // //Aspectx aspecty107     //Intent.putextra ("Aspectx", 1);108     //Intent.putextra ("Aspecty", 1);109     // //OUTPUTX outputy the     //Intent.putextra ("Outputx");111     //Intent.putextra ("Outputy"); the     //Intent.putextra ("Return-data", true);113     //Startactivityforresult (Intent, photo_resoult); the     // } the  the}

Achieve the ability to call the Android phone's camera